TWI333522B - - Google Patents

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Publication number
TWI333522B
TWI333522B TW93126224A TW93126224A TWI333522B TW I333522 B TWI333522 B TW I333522B TW 93126224 A TW93126224 A TW 93126224A TW 93126224 A TW93126224 A TW 93126224A TW I333522 B TWI333522 B TW I333522B
Authority
TW
Taiwan
Prior art keywords
drilling
drill
tool
steel pipe
rod
Prior art date
Application number
TW93126224A
Other languages
English (en)
Chinese (zh)
Other versions
TW200607911A (en
Inventor
Takeshi Hayashi
Masaya Hisada
Kazuyoshi Nakamura
Original Assignee
Mitsubishi Materials Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Materials Corp filed Critical Mitsubishi Materials Corp
Priority to TW093126224A priority Critical patent/TW200607911A/zh
Publication of TW200607911A publication Critical patent/TW200607911A/zh
Application granted granted Critical
Publication of TWI333522B publication Critical patent/TWI333522B/zh

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  • Earth Drilling (AREA)
TW093126224A 2004-08-31 2004-08-31 Drilling tool and steel pipe pre-poling method TW200607911A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW093126224A TW200607911A (en) 2004-08-31 2004-08-31 Drilling tool and steel pipe pre-poling method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW093126224A TW200607911A (en) 2004-08-31 2004-08-31 Drilling tool and steel pipe pre-poling method

Publications (2)

Publication Number Publication Date
TW200607911A TW200607911A (en) 2006-03-01
TWI333522B true TWI333522B (pt) 2010-11-21

Family

ID=47222454

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093126224A TW200607911A (en) 2004-08-31 2004-08-31 Drilling tool and steel pipe pre-poling method

Country Status (1)

Country Link
TW (1) TW200607911A (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200848598A (en) * 2007-06-15 2008-12-16 Mau Cheng Engineering Co Ltd High-torque soil drilling tool
TW201619492A (zh) * 2014-11-20 2016-06-01 Shajeng Hardware Co Ltd 鑽削混凝土鋼筋之圓孔鑽結構改良

Also Published As

Publication number Publication date
TW200607911A (en) 2006-03-01

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees